6a7929fc07efca56db2d70555ce9238b3c2cd1c95a92afa1977d01503acc263b

Analysis

max time kernel
136s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/08/2024, 07:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c0352d425c5cf986537af49f2f37793d_JaffaCakes118.dll
Size

304KB
MD5

c0352d425c5cf986537af49f2f37793d
SHA1

010edae4cfa98dd9c6eafd4831e390010f791559
SHA256

6a7929fc07efca56db2d70555ce9238b3c2cd1c95a92afa1977d01503acc263b
SHA512

5a9ed7ec1fd7ac0a2f00713c6428a50e9018b6cbea9e7409425ab88ac18ad81d7bc6c78356bb2ecfdc64aeb82425b0a68de09ace17cdf6b5bd2a8e85a5f0bf68
SSDEEP

3072:WN9VUpCTdNxHPxaUNtWs57I2AvV0E4lqwnYi6LJAS5JtzCjstVpIrowQqgWFF0ag:WN7msx3VW1CjstVurnGQrY0Nmfb

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\btrklfr = "{EE5D23E5-24BD-4157-9058-517E6F22B7AA}"	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EE5D23E5-24BD-4157-9058-517E6F22B7AA}\InProcServer32\ = "C:\\Windows\\btrklfr.dll"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EE5D23E5-24BD-4157-9058-517E6F22B7AA}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EE5D23E5-24BD-4157-9058-517E6F22B7AA}	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 2700	5048	rundll32.exe	84
PID 5048 wrote to memory of 2700	5048	rundll32.exe	84
PID 5048 wrote to memory of 2700	5048	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c0352d425c5cf986537af49f2f37793d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c0352d425c5cf986537af49f2f37793d_JaffaCakes118.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads